<template>
  <div class="login">
    <div class="container">
      <img src="../assets/avatar.jpg"
           class="avatar"
           alt="">
      <el-form :model="loginForm"
               :rules="rules"
               ref="loginForm"
               class="demo-ruleForm">
        <el-form-item prop="username">
          <el-input v-model="loginForm.username"
                    placeholder='请输入用户名'
                    prefix-icon='el-icon-user-solid'></el-input>
        </el-form-item>
        <el-form-item prop="password">
          <el-input v-model="loginForm.password"
                    placeholder='请输入密码'
                    prefix-icon='el-icon-key'></el-input>
        </el-form-item>
        <el-button type="primary"
                   class="login-btn"
                   @click="login">登陆</el-button>
      </el-form>
    </div>
  </div>
</template>

<script>
import { userLogin } from '@/apis/user.js'
export default {
  data () {
    return {
      // loginForm:表单数据绑定对象：就是后期你需要收集的数据对象
      loginForm: {
        username: '13800138000',
        password: '123'
      },
      rules: {
        username: [
          { required: true, message: '请输入用户名', trigger: 'blur' }
        ],
        password: [
          { required: true, message: '请输入密码', trigger: 'blur' },
          { min: 3, max: 16, message: '请输入3-16位的密码', trigger: 'blur' }
        ]
      }

    }
  },
  methods: {
    login () {
      this.$refs.loginForm.validate(async (valid) => {
        if (valid) {
          try {
            let res = await userLogin(this.loginForm)
            if (res.data.message == "登录成功") {
              // 将token存储到本地
              localStorage.setItem('heima_back_token_59', res.data.data.token)
              this.$message({
                message: '登陆成功',
                type: 'success'
              });
              this.$router.push({ path: '/index' })
            }
            // 跳转到首页
            console.log(res);
          }
          catch (e) {
            this.$message({
              message: '登陆失败',
              type: 'error'
            });
          }
        } else {
          // 给出提示
          this.$message({
            message: '用户名或密码输入不正确',
            type: 'warning'
          });
          return false
        }
      })
    }
  }
}
</script>

<style lang="less" scoped>
.login {
  position: fixed;
  width: 100%;
  height: 100%;
  background-color: #2f4050;

  .container {
    position: absolute;
    left: 0;
    right: 0;
    width: 400px;
    padding: 0px 40px 15px 40px;
    margin: 200px auto;
    background: white;
    .avatar {
      position: relative;
      left: 50%;
      width: 120px;
      height: 120px;
      margin-left: -60px;
      margin-top: -60px;
      box-sizing: border-box;
      border-radius: 50%;
      border: 10px solid #fff;
      box-shadow: 0 1px 5px #ccc;
      overflow: hidden;
    }
    .login-btn {
      width: 100%;
    }
  }
}
</style>